Rediscovery of Blumea riparia var. megacephala (Asteraceae) from India after eight decades

Blumea riparia var. megacephala Randeria (Asteraceae: Inuleae) has been recollected from India after 87 years. This study provides details on its current status, a complete description, a distribution map, colour photographs, and an identification key to the varieties of Blumea riparia DC. In addition, an error in the type citation is corrected in accordance with the Madrid Code, and the name B. megacephala (Randeria) C. C. Chang & Y. Q. Tseng is treated as a synonym.